Injection well being drilled at Cheyenne refinery
Injection well being drilled at Cheyenne refinery (Mead GRUVER, Associated Press ; December 26, 2013) Research Articles: Review of Selenium Toxicity in the Aquatic Food Chain (Steven J. HAMILTON, 2004) http://www.acee-ceaa.gc.ca/050/documents_staticpost/cearref_16259/MK-PRO-0023.pdf The Need for a Reassessment of the Safe Upper Limit of Selenium in Drinking Water (VINCETI et al., 2013) http://www.researchgate.net/publication/233878889_The_need_for_a_reassessment_of_the_safe_upper_limit_of_selenium_in_drinking_water/file/9fcfd50ec5311b8652.pdf